e-ISSN: Pending
Failure-mode index

Search what already failed

A searchable index of real negative results, null findings, and replication failures from the published literature — so you can learn what didn't work before repeating it.

WASTE indexes published research — it does not host or republish full papers. Each entry is a metadata record (title, authors, DOI) compiled from open scholarly databases, with the abstract shown in full only where the paper is openly licensed (e.g. Creative Commons); otherwise a short excerpt is shown for reference under fair use. WASTE classifies each work by failure type; classifications are automated and approximate.

21733 results · page 467 of 725

Negative / Null Result ReportMedicine

Evaluation of the effectiveness of a road safety education program implemented in primary schools in Bouaké, Côte d'Ivoire, West Africa.

Bonnet E, Ikpo D, Kodo M et al. · 2026 · Traffic injury prevention

Objective Road traffic injuries are a leading cause of death among children in Africa, especially in urban areas with inadequate infrastructure. Despite this, few scientifically taught educational initiatives to address this issue at the…

View details →DOI: 10.1080/15389588.2026.2638537
Negative / Null Result ReportMedicine

Changes in device-measured daily physical activity over one year in memory clinic patients.

Gundrosen KF, Taraldsen K, Sverdrup K et al. · 2026 · European review of aging and physical activity : official journal of the European Group for Research into Elderly and Physical Activity

Background This longitudinal study explored the one-year change in device-measured daily physical activity in patients attending a memory clinic. Methods Physical activity was recorded in 27 memory clinic patients over four days using…

View details →DOI: 10.1186/s11556-026-00414-0
Negative / Null Result ReportMedicine

Evaluating the impact of a faculty focused coaching model on surgical training in pediatric urology.

Silverii H, Ahn J, Gopalan M et al. · 2026 · Journal of pediatric urology

Background While surgical coaching has been proven beneficial, the impact of a faculty focused coaching model on a surgeon's teaching ability and trainee education is unknown. In this study we aim to evaluate whether a surgeon's teaching…

View details →DOI: 10.1016/j.jpurol.2026.105732
Negative / Null Result ReportMedicine

MRI assessment of muscle damage in total hip arthroplasty via SuperPATH approach.

Gan F, Zhang Q, Luo H et al. · 2026 · Orthopaedics & traumatology, surgery & research : OTSR

Introduction The SuperPATH approach for total hip arthroplasty (THA) is promoted as tissue-preserving, but objective evidence of its impact on periarticular muscles is lacking. This study aimed to evaluate periarticular muscle damage one…

View details →DOI: 10.1016/j.otsr.2026.104772
Negative / Null Result ReportMedicine

Evaluating the Consequences of a Hypertension Management Incentive.

Boone C, Robicsek A · 2026 · JAMA internal medicine

Importance Quality metrics with financial incentives are widely used, but their impact on clinical care and patient health remains challenging to isolate. Objective To evaluate the association of a physician-facing quality metric and…

View details →DOI: 10.1001/jamainternmed.2026.1637
Negative / Null Result ReportMedicine

Reduced Image Quality Impairs Monocular Blur-Driven Accommodation in Keratoconus.

Bhakta T, Jain K, Sudanabonia P et al. · 2026 · Investigative ophthalmology & visual science

The purpose of this study was to test the hypotheses that (1) monocular blur-driven accommodation is attenuated in keratoconus due to weaker defocus-blur signals arising from degraded image quality (IQ) compared with non-keratoconic…

View details →DOI: 10.1167/iovs.67.6.52
Negative / Null Result ReportMedicine

Refractive and Corneal Astigmatism After Implantation of a Supraciliary Drainage Device in Microinvasive Glaucoma Surgery.

Englisch CN, Wakili P, Langenbucher A et al. · 2026 · Journal of refractive surgery (Thorofare, N.J. : 1995)

Purpose To assess the short-term impact of stand-alone MINIject (iSTAR Medical SA) implantation on astigmatism in a single-center retrospective study. Methods Refractive and corneal astigmatism was investigated based on preoperative and…

View details →DOI: 10.3928/1081597x-20260413-01
Negative / Null Result Report

Diagnostic Dilemma in the Preoperative Differential Diagnosis of Recurrent Hepatic Echinococcosis with a Concomitant Pancreatic Cystic Lesion: A Case Report

Nie J, Chen Y, Du Y et al. · 2026 · Preprint

Abstract Background Cystic echinococcosis (CE) is a zoonotic parasitic disease caused by the larval stage of Echinococcus granulosus. The liver is the organ most commonly affected, whereas pancreatic involvement is extremely rare. When a…

View details →DOI: 10.21203/rs.3.rs-9189492/v1
Negative / Null Result ReportOpen accessMedicine

Automatic monitoring of single-wall MAPSE by transesophageal echocardiography for tracking global left ventricular function irrespective of regional hypokinesia: a secondary analysis.

Yu J, Grude O, Berg EAR et al. · 2026 · Intensive care medicine experimental

Background Measuring mitral annular plane systolic excursion (MAPSE) serially in a single wall may be an effective method for monitoring global left ventricular (LV) function, especially when automated with a novel deep learning method…

View details →DOI: 10.1186/s40635-026-00898-1
Negative / Null Result ReportMedicine

Impact of cannabis legalization on drug possession offences among people who experience incarceration in Ontario, Canada.

Butler A, Croxford R, Owusu-Bempah A et al. · 2026 · The International journal on drug policy

Background In October 2018, Canada legalized non-medical cannabis possession and use. While a stated objective of legalization was to prevent people from entering the criminal justice system for cannabis possession, we lack evidence about…

View details →DOI: 10.1016/j.drugpo.2026.105305
Failed Experiment ReportOpen accessMedicine

CRISPR-Cas9 trans-cleavage is hindered by a flanked R-loop, an elongated spacer, and an inactive HNH domain.

Montagud-Martínez R, Ruiz R, Baldanta S et al. · 2026 · Nature communications

Cas9 can process poly(T) single-stranded DNA molecules upon activation in an RNA-guided manner. Here, we uncover key determinants underlying this function. First, we show that unflanked R-loops in the RNA 5' side favor trans-cleavage…

View details →DOI: 10.1038/s41467-026-68789-3
Replication FailureMedicine

Implementation of a mentored scholarly project and corresponding research course at University of Maryland School of Medicine: 10 years of data showing improved scholarly productivity.

Silva SJ, Romero F, Magder LS et al. · 2026 · Academic medicine : journal of the Association of American Medical Colleges

Purpose Interest in research careers among medical graduates is decreasing, and fewer physicians report research as their primary work activity. This study examines the implementation of a required scholarly research course at the…

View details →DOI: 10.1093/acamed/wvag166
Replication FailureMedicine

Comparative clinical effects of extraoral photobiomodulation using laser and LED on pain, swelling, and quality of life following impacted mandibular third molar surgery: a randomized split-mouth trial.

Albayrak D, Bulut E, Singer EA · 2026 · Lasers in medical science

This study aimed to compare the clinical effectiveness of extraoral photobiomodulation using laser and light-emitting diode (LED) in reducing postoperative pain, swelling, and improving oral health-related quality of life following…

View details →DOI: 10.1007/s10103-025-04796-y
Negative / Null Result ReportOpen accessMedicine

Within-Patient, Quasi-Experimental Clinical Trial to Assess the Immediate Effects of Paraffin Wax on Adult, Post-Burn Hypertrophic Scar.

Bellali YA, Jetté S, Delisle M et al. · 2026 · Journal of burn care & research : official publication of the American Burn Association

Paraffin wax is applied to scar tissue for its proposed benefits of increasing skin pliability and relieving pain. However, limited studies have objectively assessed hypertrophic scar (HSc) response. This study examined immediate HSc…

View details →DOI: 10.1093/jbcr/iraf232
Negative / Null Result ReportMedicine

Comparative study of the tumor-infiltrating lymphocytes before and after neoadjuvant chemoimmunotherapy in esophageal squamous cell carcinoma.

Xu Y, Wang H, Wang N et al. · 2026 · Journal of cardiothoracic surgery

Background OBJECTIVE: To explore changes of tumor-infiltrating lymphocytes and the relationship with therapeutic effect before and after neoadjuvant chemoimmunotherapy in patients with esophageal squamous cell carcinoma(ESCC). Method This…

View details →DOI: 10.1186/s13019-026-04359-4
Negative / Null Result ReportMedicine

Association Between Local Anesthetic Volume-Dose Combinations and Optic Nerve Sheath Diameter as an Indirect Marker of Intracranial Pressure During Ultrasound-Guided Supraclavicular Brachial Plexus Block: A Randomized Trial.

Çopur İ, Erbay RH, İlhan S et al. · 2026 · Medicina (Kaunas, Lithuania)

Background and Objectives : This prospective, randomized study aimed to evaluate the effects of different local anesthetic (LA) volume-dose combinations administered during supraclavicular brachial plexus block (SCBPB), a widely used…

View details →DOI: 10.3390/medicina62061103
Negative / Null Result ReportMedicine

Dual Glucagon and GLP-1 Receptor Agonist Survodutide Improves Biomarkers of Beta-Cell Function and Insulin Sensitivity in People With Type 2 Diabetes or Living With Overweight/Obesity.

Ekinci EI, Maldonado SG, Unseld A et al. · 2026 · Diabetes, obesity & metabolism

Aims This post hoc analysis evaluated the effect of survodutide on beta-cell function, insulin sensitivity, and glucose biomarkers in two phase 2 trial populations. Materials and methods Trial 1404-0002 randomised 413 participants with…

View details →DOI: 10.1111/dom.70861
Negative / Null Result ReportMedicine

Comparison of the effect of internet-based and in-person cognitive behavioral therapy on the fear of childbirth in primiparous pregnant women: a randomized controlled trial.

Piri K, Gholamzadeh Jofreh M, Haghighizadeh MH et al. · 2026 · BMC psychology

Introduction Fear of childbirth (FOC) is a significant factor contributing to requests for elective cesarean sections. This study aimed to compare the effectiveness of internet-based cognitive behavioral therapy (ICBT) versus in-person…

View details →DOI: 10.1186/s40359-026-04903-w
Negative / Null Result ReportMedicine

Providing insight in resilience and recovery by using fatigability and its development over time in older adults after hip fracture surgery.

Dijksterhuis J, Hurmuz MZM, van Dartel D et al. · 2026 · European geriatric medicine

Purpose Older hip fracture patients are often frail, complicating their recovery trajectories. Insight into patients' resilience may help in getting more understanding of their predicted recovery and adjusting their treatment plan…

View details →DOI: 10.1007/s41999-026-01514-x
Negative / Null Result ReportOpen accessMedicine

Efficacy and Safety of Dotinurad in Patients with Advanced Chronic Kidney Disease.

Motomura T, Higashi M, Hattori A et al. · 2026 · Internal medicine (Tokyo, Japan)

Objective Hyperuricemia is associated with cardiovascular disease and chronic kidney disease (CKD). Dotinurad is a new uricosuric drug that has not been evaluated in clinical trials in patients with advanced CKD (CKD G3b-G5). This study…

View details →DOI: 10.2169/internalmedicine.5834-25
Negative / Null Result ReportMedicine

Learning and deskilling effects of artificial intelligence in colonoscopy among endoscopists with different levels of experience: a pragmatic, prospective trial.

Pedersen TA, Mori Y, Botteri E et al. · 2026 · Endoscopy

Background The effect of computer-aided detection (CADe) on performance of endoscopists with different experience levels is not well understood. This study assessed whether CADe use promotes learning or deskilling. Methods We performed a…

View details →DOI: 10.1055/a-2858-7084
Negative / Null Result ReportMedicine

Evaluation of preoperative screw planning and X-ray simulation for iliosacral and transsacral screw placement.

Hoskens S, Bamps K, Herteleer M · 2026 · European journal of orthopaedic surgery & traumatology : orthopedie traumatologie

Objectives The percutaneous placement of iliosacral (IS) and transsacral (TS) screws has become a standard practice for the treatment of pelvic fractures. Due to the complex sacral anatomy, accurate screw placement is essential to avoid…

View details →DOI: 10.1007/s00590-026-04768-0